Have the rigors of life on the road forced you to ditch your desktop in favor of a laptop? What if you could add discrete graphics to your Ultrabook? We test the gaming performance of Sonnet's Echo Express Thunderbolt expansion chassis for PCIe cards.
Be In the Know
Get instant access to breaking news, in-depth reviews and helpful tips.
Thank you for signing up to Tom's Hardware. You will receive a verification email shortly.
There was a problem. Please refresh the page and try again.